The Show Stopper 16.5-inch AR-15 5.56 NATO Rifle Upper Build Kit from Davidson Defense is engineered for gunsmiths seeking a durable and reliable shooting platform. This complete upper build kit includes a precisely machined upper receiver crafted from 7075 T6 aluminum with an anodized finish, ensuring strength and longevity. The 16.5-inch barrel, constructed from 4150 Chrome Moly Vanadium steel, features a mid-length gas system, 1:7 twist rate, and a nitride finish for resistance to wear. It comes equipped with a medium profile and is threaded 1/2x28 to accept standard muzzle devices, including the included A2 birdcage flash hider. The black M-Lok handguard offers customizable options for accessories while maintaining a streamlined look. This upper build kit provides an optimal combination of functionality and performance, designed for those who value freedom in their shooting experience.
Caliber: 5.56x45mm NATO
Barrel Material: 4150 Chrome Moly Vanadium
Barrel Thread Pitch: 1/2x28
Barrel Gas System Length: Mid-Length
Barrel Length: 16.5-inch
Barrel Finish: Nitride
Barrel Profile: Medium
Barrel Twist Rate: 1:7T
Upper Receiver Material: 7075 T6 Aluminum
Upper Receiver Finish: Anodized
Handguard Color: Black
Handguard Style: M-Lok
Muzzle Device: A2 Birdcage Flash Hider
Muzzle Thread Pitch: 1/2x28
Gas Block Size: 0.75
Gas Block Name: Micro Low-Profile Gas Block
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